Nexus Shower Douche Kit Beginner is a great starter set for users seeking a thorough cleansing experience. The kit contains two attachments covered in sleek food-grade silicone and is shaped perfectly to fit the body. The aluminium screw threads are designed to fit with most shower hoses. Prostate shape insertable length 115mm Prostate shape diameter at widest point 30mm Classic shape insertable length 111mm Classic shaft diameter at widest point 27mm Attachments only.